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Embedded & Activation & Scalation

Hi there, Our app is highly scalable and can be distributed among multiple processes on multiple machines. ObjectDB Server is not really scalable right now and would be a SPOF for our application. So, we'd like to embedded odb into each instance instead for now and point each to the same database folder, however I've got a few questions I couldn't find answers for: #1 2012-01-30 07:39 Hi there, Our app is highly scalable and can be distributed among multiple processes on multiple machines ...

 
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Too many persistable types (>10) - exceeds evaluation limit

Hi, I am trying to evaluate and compare ObjectDB to other persistence solution for a project. At the moment I am trying to read in data written previously with JDO. As I am testing many frameworks and want to automate as much of the testing as possible I am using two persistence units for this and get a JdoDataStoreException: Too many persistable types (>10) - exceeds evaluation limit... Even though I define only 10 entites in the persistenceFile. Has this something to do with the fact that I have to persistence units? #1 2017-11-15 13:03 Hi, I am trying to evaluate and compare ObjectDB to other persistence solution for a project. At the mome ...

 
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Exception after update of indices of Entity class

Hello, I changed the index definition of an entity class from @Index()... to @Indices() and now I get the following stacktrace upon start: #1 2017-08-03 13:18 Hello, I changed the index definition of an entity class from @Index()... to @Indices() and now I get the ...

 
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Memory Leaks after COMMIT operation (checked on versions 2.6.5 & 2.6.6.b01)

During import big logs we are observed some memory leaks inside of ObjectDb, so, could you explain what we did incorrectly or investigate how to fix it ASAP. Source code which causing memory leaks: #1 2016-02-04 09:54 During import big logs we are observed some memory leaks inside of ObjectDb, so, could you explain what we did in ...

 
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Tomcat + JPA Problem

Hi i tried to setup the example from your webpage (jpa - Tomcat with Ecplipse) and i always get this Error: [ObjectDB 2.1.0] class "javax.persistence.Entity"'s signer information does not match signer information of other classes in the same package   #1 2011-03-07 19:06 Hi i tried to setup the example from your webpage (jpa - Tomcat with Ecplipse) and i always get this Error: ...

 
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NoSuchFieldError: __odbTracker on NetBeans 7.3 + JBoss 7.1.1

When using inheritance throw exception java.lang.NoSuchFieldError: __odbTracker on NetBeans 7.3 + Jboss 7.1.1, but works fine on NetBeans 7.3 + GlassFish 3.1    #1 2013-08-15 12:42 When using inheritance throw exception java.lang.NoSuchFieldError: __odbTracker on NetBeans 7.3 + Jboss 7.1.1 ...

 
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Eclipse Public License - v 1.0

THE ACCOMPANYING PROGRAM IS PROVIDED UNDER THE TERMS OF THIS ECLIPSE PUBLIC LICENSE ("AGREEMENT"). ANY USE, REPRODUCTION OR DISTRIBUTION OF THE PROGRAM CONSTITUTES RECIPIENT'S ACCEPTANCE OF THIS AGREEMENT. 1. DEFINITIONS "Contribution" means ...

 
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What role is the JDO in ObjectDB?

Mike Keith believe the JDO is out of date. Then what role of JDO in ObjectDB? Will our codes with JDO be out of date? <quot #1 2011-05-20 02:57 Mike Keith believe the JDO is out of date. Then what role of JDO in ObjectDB? Will our codes with ...

 
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AttachNotSupportedException

Good morning, OS: Windows Server 2008 R2 64 bit Java: Java Server JRE 8u121 for Windows x64 ObjectDB: version 2.6.9 build 5 Problem description: ObjectDB server will start and function normally (?) but an exception is logged: "java.lang.NoClassDefFoundError: com/sun/tools/attach/AttachNotSupportedException" (see attachment to this thread). #1 2017-01-31 10:30 Good morning, OS: Windows Server 2008 R2 64 bit Java: Java Server JRE 8u121 for Windows x64 ...

 
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How to use JOIN FETCH?

The ObjectDB manual (http://www.objectdb.com/java/jpa/query/jpql/from) gives an example of using JOIN FETCH to avoid excessive round trips to the database: #1 2012-08-21 13:41 The ObjectDB manual ( http://www.objectdb.com/java/jpa/query/jpql/from ) gives an example of using JOIN FETCH t ...